Remove unused options in EditorCompletionOptions

src/EditorFeatures/Core/Implementation/IntelliSense/Completion/OptionSetExtensions.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using Microsoft.CodeAnalysis.Completion;
-using Microsoft.CodeAnalysis.Editor.Options;
 using Microsoft.CodeAnalysis.Options;
 
 namespace Microsoft.CodeAnalysis.Editor.Implementation.IntelliSense.Completion
@@ -13,7 +12,6 @@ internal static class OptionSetExtensions
         public static OptionSet WithDebuggerCompletionOptions(this OptionSet options)
         {
             return options
-                .WithChangedOption(EditorCompletionOptions.UseSuggestionMode, options.GetOption(EditorCompletionOptions.UseSuggestionMode_Debugger))
                 .WithChangedOption(CompletionControllerOptions.FilterOutOfScopeLocals, false)
                 .WithChangedOption(CompletionControllerOptions.ShowXmlDocCommentCompletion, false);
         }

src/EditorFeatures/Core/Options/CompletionOptions.cs

-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-using System;
-using System.Collections.Immutable;
-using System.Composition;
-using Microsoft.CodeAnalysis.Host.Mef;
-using Microsoft.CodeAnalysis.Options;
-using Microsoft.CodeAnalysis.Options.Providers;
-
-namespace Microsoft.CodeAnalysis.Editor.Options
-{
-    internal static class EditorCompletionOptions
-    {
-        public const string FeatureName = "EditorCompletion";
-
-        // Intentionally not persisted
-        public static readonly Option<bool> UseSuggestionMode = new Option<bool>(FeatureName, nameof(UseSuggestionMode), defaultValue: false);
-
-        // Default into suggestion mode in the watch/immediate windows but respect the
-        // user's preferences if they switch away from it.
-        // Intentionally not persisted
-        public static readonly Option<bool> UseSuggestionMode_Debugger = new Option<bool>(FeatureName, nameof(UseSuggestionMode_Debugger), defaultValue: true);
-    }
-
-    [ExportOptionProvider, Shared]
-    internal class EditorCompletionOptionsProvider : IOptionProvider
-    {
-        [ImportingConstructor]
-        [Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
-        public EditorCompletionOptionsProvider()
-        {
-        }
-
-        public ImmutableArray<IOption> Options { get; } = ImmutableArray.Create<IOption>(
-            EditorCompletionOptions.UseSuggestionMode,
-            EditorCompletionOptions.UseSuggestionMode_Debugger);
-    }
-}

src/VisualStudio/IntegrationTest/TestUtilities/InProcess/Editor_InProc.cs

@@ -104,21 +104,21 @@ public bool IsUseSuggestionModeOn()
 
                 var options = textView.Options.GlobalOptions;
                 EditorOptionKey<bool> optionKey;
-                Option<bool> roslynOption;
+                bool defaultOption;
                 if (IsDebuggerTextView(textView))
                 {
                     optionKey = new EditorOptionKey<bool>(PredefinedCompletionNames.SuggestionModeInDebuggerCompletionOptionName);
-                    roslynOption = EditorCompletionOptions.UseSuggestionMode_Debugger;
+                    defaultOption = true;
                 }
                 else
                 {
                     optionKey = new EditorOptionKey<bool>(PredefinedCompletionNames.SuggestionModeInCompletionOptionName);
-                    roslynOption = EditorCompletionOptions.UseSuggestionMode;
+                    defaultOption = false;
                 }
 
                 if (!options.IsOptionDefined(optionKey, localScopeOnly: false))
                 {
-                    return roslynOption.DefaultValue;
+                    return defaultOption;
                 }
 
                 return options.GetOptionValue(optionKey);